EP2280376A3 - Bildverarbeitungseinrichtung und Bildverarbeitungsverfahren - Google Patents

Bildverarbeitungseinrichtung und Bildverarbeitungsverfahren Download PDF

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Publication number
EP2280376A3
EP2280376A3 EP20100189322 EP10189322A EP2280376A3 EP 2280376 A3 EP2280376 A3 EP 2280376A3 EP 20100189322 EP20100189322 EP 20100189322 EP 10189322 A EP10189322 A EP 10189322A EP 2280376 A3 EP2280376 A3 EP 2280376A3
Authority
EP
European Patent Office
Prior art keywords
image
image processing
input image
processing apparatus
contrast
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20100189322
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English (en)
French (fr)
Other versions
EP2280376B1 (de
EP2280376A2 (de
Inventor
Tatsumi Watanabe
Akio Kojima
Yasuhiro Kuwahara
Yusuke Monobe
Toshiharu Kurosawa
Hirotaka Oku
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Corp of America
Original Assignee
Panasonic Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2002033658A external-priority patent/JP3870796B2/ja
Priority claimed from JP2002198394A external-priority patent/JP4021261B2/ja
Priority claimed from JP2002239134A external-priority patent/JP4013699B2/ja
Application filed by Panasonic Corp filed Critical Panasonic Corp
Publication of EP2280376A2 publication Critical patent/EP2280376A2/de
Publication of EP2280376A3 publication Critical patent/EP2280376A3/de
Application granted granted Critical
Publication of EP2280376B1 publication Critical patent/EP2280376B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6027—Correction or control of colour gradation or colour contrast
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration by the use of local operators
    • G06T5/94—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/142—Edging; Contouring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
EP10189322.0A 2002-02-12 2003-02-12 Bildverarbeitungseinrichtung und Bildverarbeitungsverfahren Expired - Lifetime EP2280376B1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2002033658A JP3870796B2 (ja) 2002-02-12 2002-02-12 画像処理装置及び画像処理方法
JP2002198394A JP4021261B2 (ja) 2002-07-08 2002-07-08 画像処理装置
JP2002239134A JP4013699B2 (ja) 2002-08-20 2002-08-20 画像処理装置および画像処理方法
EP03703336.2A EP1475745B1 (de) 2002-02-12 2003-02-12 Bildverarbeitungseinrichtung und bildverarbeitungsverfahren

Related Parent Applications (3)

Application Number Title Priority Date Filing Date
EP03703336.2A Division-Into EP1475745B1 (de) 2002-02-12 2003-02-12 Bildverarbeitungseinrichtung und bildverarbeitungsverfahren
EP03703336.2A Division EP1475745B1 (de) 2002-02-12 2003-02-12 Bildverarbeitungseinrichtung und bildverarbeitungsverfahren
EP03703336.2 Division 2003-02-12

Publications (3)

Publication Number Publication Date
EP2280376A2 EP2280376A2 (de) 2011-02-02
EP2280376A3 true EP2280376A3 (de) 2011-03-23
EP2280376B1 EP2280376B1 (de) 2015-10-28

Family

ID=27738903

Family Applications (2)

Application Number Title Priority Date Filing Date
EP03703336.2A Expired - Lifetime EP1475745B1 (de) 2002-02-12 2003-02-12 Bildverarbeitungseinrichtung und bildverarbeitungsverfahren
EP10189322.0A Expired - Lifetime EP2280376B1 (de) 2002-02-12 2003-02-12 Bildverarbeitungseinrichtung und Bildverarbeitungsverfahren

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP03703336.2A Expired - Lifetime EP1475745B1 (de) 2002-02-12 2003-02-12 Bildverarbeitungseinrichtung und bildverarbeitungsverfahren

Country Status (4)

Country Link
US (4) US7386185B2 (de)
EP (2) EP1475745B1 (de)
CN (1) CN1303570C (de)
WO (1) WO2003069557A1 (de)

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EP1475745B1 (de) 2014-07-09
US20050104974A1 (en) 2005-05-19
US8494303B2 (en) 2013-07-23
US7773826B2 (en) 2010-08-10
US20120075498A1 (en) 2012-03-29
US20080219586A1 (en) 2008-09-11
US8098953B2 (en) 2012-01-17
EP2280376B1 (de) 2015-10-28
US20100260436A1 (en) 2010-10-14
CN1613091A (zh) 2005-05-04
WO2003069557A1 (fr) 2003-08-21
EP1475745A1 (de) 2004-11-10
CN1303570C (zh) 2007-03-07
EP1475745A4 (de) 2010-02-10
US7386185B2 (en) 2008-06-10
EP2280376A2 (de) 2011-02-02

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